Quiz 3 Solutions

Quiz 3 Solutions - Physics IC Fall Iflflfi Quiz 3...

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Unformatted text preview: Physics IC Fall Iflflfi Quiz 3 November 4“1 A 1. .Whieh of the following describes what will happen to a light my incident on a giass—to—air boundary at greater than the critical angle? _—a.tntalrefleetion a” an ye b. total transmission a ‘31 ‘ . a. partial reflection. partial transmission glider 4km ‘l'l-u: CA" J“ N31119— d. partiai reflection. total transmission agile-1 fpl'qfl bellman}- Hi- Lhéux 1A fiberoptieeahle{a= 1.50) is submerged inwatertn=1331What istheeritiealangie forlightto stay insidetheeable‘? a. B3.l°@ e. 41.3“ :1. 215° l _ fl . waltz! ; op" In; Tong: = Lease». £10 K: 1‘53 | o --' l-3'3 '“ ‘ 9L.- ; SUN a." (32' 5 3. I|When light from air hits a smooth piece ofglass with the ray pet‘pendieularto the glass surfeee, the part of the light passing into the glass: a. will not ehange its speed .--b. 'u a: ban its a Lts WEtL will. e. :1?" Eerie": temggm yEMMTaLE-i and, team a. Small. d.wtl|notehangetts uttmstty amflm+ % . U LOLH‘ bL Hawaii-é; Lexl'MJ't] L3 in: {SI-W. I11: Flaws to fit 4. When ViflWiflg your image in a hand-held mirror, if you move the mirror away at a speed yr. the image appears to a. also move away at y. @ a. move away at yfl'. d. not move. filn'edr l1? ML.” cmufigq a} ‘1‘ Datum, to M33“; ammo-t LT new din-Jack In marge W at 90’ 5. An underwater seuba diver sees the sun at an apparent angle of3fl.fl° from the yertieai. How fin- is the sun above the horizon‘il {em = l .333} a. zen" 1141.3" d. sans Last-QB .— I.333eo-. an a “FLO. SEEK—111$” 8:: Furl-333 Physics 1C Fall sass Quiz 3 November 4‘" A 6. A beam of tight is hicident upon a flat piece ofglass {n = LSD] at an angle of incidence of 45“. Part of the beam is transmitted and part is reflected. What is the angle between the reflected and Wanamitted rays? b. T3“ C Em a. 152° ‘1'" “gradual (Ce-.11: Wig (fl H: Eve-«ch n— S 0 [Eu . us 3 l-GimH-S'u. r-fi-“w‘a ..._... e :' 13” .JJ Slum-J a: Ehekmt rug ed; 1'}: 3, eagle heme attededfi rel-me,th “‘35 is s... 45" + (‘40 is") -= of“ 'l. A small underwater melight is l m below the surfaee of a swimming pool. Wlmt is the radius of the circle of light on the surface. from which light emerges finm the water? {am = 1.333]. sass“. I h.fl.?i’m s.1.43m L5H Mates st“ 94 “ass. 0 3.30;); e in“ (H.133) = Ill-BE finsl-E M :- gcti‘t gt {Ina—M: so mflsss"). __K_ R . use, l-DM _"'—_"'" S. [t' a virtual image is format along the principal axis ID cm flow a concave mirror with the focal length I 5 cm, what is the object distance item the mirror? a.3[tcm b.1flctn ¢_ 12cm Mull!“ v3 (baffqu fl: +hCW’l twee}: t: mkm 5V: - IOCM fi-t-ai 1"}? SHE"; Feécm . - . - v onetime .atthefoeal int c. a a pCIII'll' half wasr to the focal point _"‘_"‘"J""—'_—"”‘_" ti. at infinity Physics 10 Fall EMS Quiz 3 November 4'“ A ll}. 1Which ofthe following best describes the image formed by a plane mirror? a. virtual, inverted and magnification greater than one ' __ ,' Lj it. real, inverted and magnification less than one Wt: Li P r I #5 ...——c. virtual, upright and magnification equal to one " W :3 ll :3. real, it ‘ ht and ma ificafion uni to one . P113- 5“ fl! _ u L f * MIL l 1. An object is piaeed at a distance ofilfl' cm from a thin convex lens aiong its axis. The lens has a focal. length of ll]I cm. What are the values, respectively, ofthe image distance and magnification? a.fiflemand2.fl h.lScmand2.fl efiflomand—flj .lSemand—fljl} PIT-350cm Fr IOCM CPR; lvl J_-_lu-,_l-..L-—l arlqfim 6M P“ 10 30 Mrpci' : #115,7-‘0'5. “F 30 II. A projector lens is needed to form an image on a screen ll} times the size of its corresponding object. The screen is located 3.0 In from the lens. What is the required focai length of the lees? a. as: rn a. [1.54 m a. 1.25 m Reineva We: me W‘s (amuse) filoieatfi tin-Q. and wage m Revert": tile-Hz Ha: -IO:-¢i//P W we mag-8m so Frfltfim, . iii J .—, Mui—éri Maj-81" gt'im3 (073%. 13. Which of the following best describes the image fanned by a concave mirror when the object's distanee from the mirror is less titan the focal point distance? .p— a. virtual, upright and magnification greater than one is. real, invencd and magnification less than one c. virtual, upright and magnification less than one 11. real, inverted and magnification greater than one Physics 1o Fall zoos Quiz 3 November 4'“ A M. [f a man wishes to use a piane minor on a wall to view both his head and his feet as he stands in front of the mirror, the required length of the mirror: a. is equal to the height of the man ...—-h. is equal to one half the height ofthe man e. depends on the distance the man stands from the mirror d. depends on both the height ofthe man and the distance from the man to the mirror A424; ICL £4.19 er a»: 23.! a. PWG a; tea-vi: 15. A girl is standing in front of a costume mirror. Consider two rays of light, one fi'DTn the earring in her right ear and one fi'om the earring in her left ear. The two rays are parallel as they travel toward the mirror. These rays will come together: - a. at the focal point in. at the oenter of curvature e. at the image point d. behind the mirror if she is too close to the mirror {n35 I 34:12 W V1335. git-wt» pg“ m QM flaws‘H-nfl wL’U‘ “OF M filth-ho C“ M oi.wa lfi. A thin lens has a focal length of [{IJJII] em for red light. li'the index of refraction for the lens material tends to decrease with increasing wavelength, what is the focal length of the lens for blue light? a. also limit! em .——--b. less that Iiiflfl em o. more than Iflflfl orn d. It depends on whether the lens is converging or diverging. WWWng teal. figLi Loamflflvgtimihanhghi. *‘ hit, to; CA4 5:: a.deth 5” “slug > “elect SD v1 Mfisgid (11' Garage! algal-cg 6o flaws in We Fearing} 5'1 hm SLlCVIF'aJ final {‘3ng ...
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Quiz 3 Solutions - Physics IC Fall Iflflfi Quiz 3...

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